What’s Silica Sand

Silica sand is a hard, wear resistance, chemical stability silicate minerals, its main mineral composition is SiO2, color is white or colorless translucent, hardness 7, refractory is much more than 1750°C. Silica sand has high fireproof performance.

Silica sand is prepared by crushing the selected nature silica into small particle size, it is also called silicon fine powder, it is widely used in concrete and refractory materials.